Step into the spirit of the Roaring ‘20s at Clearwater Marine Aquarium’s “Flappers & Fins” evening, an after-hours celebration of vintage glamor and music on Saturday, June 28 from 6:30 to 9:30 p.m. Guests are invited to bring out their finest beaded gowns, feathered headpieces and three-piece suits for an immersive evening overlooking Clearwater Bay, complete with prohibition-era cocktails, a live jazz band, professional aerialists and special dolphin presentations.